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Vulnerability details: VCID-bq64-4zw8-uqen
Vulnerability ID VCID-bq64-4zw8-uqen
Aliases CVE-2015-1607
Summary kbx/keybox-search.c in GnuPG before 1.4.19, 2.0.x before 2.0.27, and 2.1.x before 2.1.2 does not properly handle bitwise left-shifts, which allows remote attackers to cause a denial of service (invalid read operation) via a crafted keyring file, related to sign extensions and "memcpy with overlapping ranges."
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-131 Incorrect Calculation of Buffer Size
CWE-20 Improper Input Validation
System Score Found at
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
epss 0.0063 https://api.first.org/data/v1/epss?cve=CVE-2015-1607
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2015-1607
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2015-1607
Reference id Reference type URL
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git%3Ba=commit%3Bh=2183683bd633818dd031b090b5530951de76f392
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-1607.json
https://api.first.org/data/v1/epss?cve=CVE-2015-1607
https://blog.fuzzing-project.org/5-Multiple-issues-in-GnuPG-found-through-keyring-fuzzing-TFPA-0012015.html
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1607
https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000361.html
https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000362.html
https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html
http://www.openwall.com/lists/oss-security/2015/02/13/14
http://www.openwall.com/lists/oss-security/2015/02/14/6
http://www.securityfocus.com/bid/72610
http://www.ubuntu.com/usn/usn-2554-1/
1193009 https://bugzilla.redhat.com/show_bug.cgi?id=1193009
778577 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=778577
cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
CVE-2015-1607 https://nvd.nist.gov/vuln/detail/CVE-2015-1607
USN-2554-1 https://usn.ubuntu.com/2554-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2015-1607
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2015-1607
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 0.69376
EPSS Score 0.0063
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:37:02.921010+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/2554-1/ 37.0.0