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Vulnerability details: VCID-vec3-q1tz-sqfr
Vulnerability ID VCID-vec3-q1tz-sqfr
Aliases CVE-2012-4507
Summary The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted email.
Status Published
Exploitability 0.5
Weighted Severity 4.5
Risk 2.2
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
epss 0.01238 https://api.first.org/data/v1/epss?cve=CVE-2012-4507
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2012-4507
Reference id Reference type URL
http://lists.opensuse.org/opensuse-updates/2012-10/msg00064.html
https://api.first.org/data/v1/epss?cve=CVE-2012-4507
https://bugzilla.redhat.com/show_bug.cgi?id=862578
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4507
http://www.openwall.com/lists/oss-security/2012/10/09/1
http://www.openwall.com/lists/oss-security/2012/10/09/3
http://www.openwall.com/lists/oss-security/2012/10/10/3
http://www.securityfocus.com/bid/55837
http://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=2743
690151 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=690151
cpe:2.3:a:claws-mail:claws-mail:3.8.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:claws-mail:claws-mail:3.8.1:*:*:*:*:*:*:*
CVE-2012-4507 https://nvd.nist.gov/vuln/detail/CVE-2012-4507
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-2012-4507
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
Exploit Prediction Scoring System (EPSS)
Percentile 0.79176
EPSS Score 0.01238
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:31:05.041196+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0