5

CVE-2012-4507: claws-mail

Modified
AliasesUBUNTU-CVE-2012-4507DEBIAN-CVE-2012-4507
Published 22-10-2012Last modified 06-08-2024

Vulnerability summary

CVE-2012-4507 is a medium (CVSS 5.0) vulnerability in claws-mail. EPSS estimates a 2.77% chance of exploitation in the next 30 days, higher than 86.3% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.0/10
010
Medium · v2.0 (NVD)
EPSS score
2.77%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 22-10-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.77%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

No change 0.00 pp

From 2.77% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.

Claws-mail1 product
Debian1 product
  • claws-mail< 3.8.1-2
Ubuntu1 product
  • claws-mail< 3.9.3-1ubuntu1

3 vendors · 3 products

References

10 links