4.3

CVE-2007-4999: pidgin Improper Input Validation

CVSS: 4.3v2.0MediumModified
AliasesDEBIAN-CVE-2007-4999
Published 29-10-2007Last modified 07-08-2024
Open JSON

Vulnerability summary

CVE-2007-4999 is a medium (CVSS 4.3) Improper Input Validation vulnerability in pidgin. EPSS estimates a 1.81% chance of exploitation in the next 30 days, higher than 78.2% of scored vulnerabilities.

Overall risk
18/100
0100
Low · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v2.0 (NVD)
EPSS score
1.81%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 29-10-2007
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

libpurple in Pidgin 2.1.0 through 2.2.1, when using HTML logging, allows remote attackers to cause a denial of service (NULL dereference and application crash) via a message that contains invalid HTML data, a different vector than CVE-2007-4996.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.81%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

0.00 pp

From 1.81% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.81%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • pidgin< 2.2.2-1
Pidgin1 product

2 vendors · 2 products

References

13 links
Show all 13 references