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Vulnerability details: VCID-s4w8-efdq-aaac
Vulnerability ID VCID-s4w8-efdq-aaac
Aliases CVE-2015-0291
VC-OPENSSL-20150319-CVE-2015-0291
Summary ClientHello sigalgs DoS. If a client connects to an OpenSSL 1.0.2 server and renegotiates with an invalid signature algorithms extension a NULL pointer dereference will occur. This can be exploited in a DoS attack against the server.
Status Published
Exploitability 2.0
Weighted Severity 6.2
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-476 NULL Pointer Dereference
System Score Found at
generic_textual LOW http://marc.info/?l=bugtraq&m=144050155601375&w=2
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
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epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
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epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15621 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15972 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15972 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.15972 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.27938 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.85325 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.85325 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.85325 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
epss 0.89452 https://api.first.org/data/v1/epss?cve=CVE-2015-0291
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2015-0291
generic_textual Low https://www.openssl.org/news/secadv/20150319.txt
cvssv3.1 7.5 http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
generic_textual HIGH http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
cvssv3.1 6.1 http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
generic_textual MODERATE http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
generic_textual HIGH http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
generic_textual HIGH http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
cvssv3.1 7.5 http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
generic_textual HIGH http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
Reference id Reference type URL
http://marc.info/?l=bugtraq&m=143748090628601&w=2
http://marc.info/?l=bugtraq&m=144050155601375&w=2
http://marc.info/?l=bugtraq&m=144050297101809&w=2
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-0291.json
https://api.first.org/data/v1/epss?cve=CVE-2015-0291
https://bto.bluecoat.com/security-advisory/sa92
https://bugzilla.redhat.com/show_bug.cgi?id=1202338
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=76343947ada960b6269090638f5391068daee88d
https://git.openssl.org/?p=openssl.git;a=commit;h=76343947ada960b6269090638f5391068daee88d
https://kc.mcafee.com/corporate/index?page=content&id=SB10110
https://security.gentoo.org/glsa/201503-11
https://www.openssl.org/news/secadv/20150319.txt
https://www.openssl.org/news/secadv_20150319.txt
http://www.fortiguard.com/advisory/2015-03-24-openssl-vulnerabilities-march-2015
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
http://www.securityfocus.com/bid/73235
http://www.securitytracker.com/id/1031929
cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2:beta1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:openssl:openssl:1.0.2:beta1:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2:beta2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:openssl:openssl:1.0.2:beta2:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2:beta3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:openssl:openssl:1.0.2:beta3:*:*:*:*:*:*
CVE-2015-0291 https://nvd.nist.gov/vuln/detail/CVE-2015-0291
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2015-0291
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.94137
EPSS Score 0.15621
Published At April 7, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.