7.5

CVE-2015-4499: mozilla bugzilla Improper Input Validation

CVSS: 7.5v2.0HighModified
Published 14-09-2015Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2015-4499 is a high (CVSS 7.5) Improper Input Validation vulnerability in mozilla bugzilla. EPSS estimates a 3.37% chance of exploitation in the next 30 days, higher than 88.5% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
41/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
3.37%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 1
MGASA-2016-0006

Timeline

  1. 14-09-2015
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Util.pm in Bugzilla 2.x, 3.x, and 4.x before 4.2.15, 4.3.x and 4.4.x before 4.4.10, and 5.x before 5.0.1 mishandles long e-mail addresses during account registration, which allows remote attackers to obtain the default privileges for an arbitrary domain name by placing that name in a substring of an address, as demonstrated by truncation of an @mozilla.com.example.com address to an @mozilla.com address.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

3.37%

Chance of exploitation in the next 30 days

Percentile

89%

Versus all other CVEs

30-day change

0.00 pp

From 3.37% on 18-09-2026

18-09-202618-10-2026
EPSS score
3.37%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (bugzilla.mozilla.org)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Mozilla1 product
  • bugzilla2.0 | 2.2 | 2.4 | 2.6 | 2.8 | 2.10 | 2.12 | 2.14 | 2.14.1 | 2.14.2 | 2.14.3 | 2.14.4 | 2.14.5 | 2.16 | 2.16:rc1 | 2.16:rc2 | 2.16.1 | 2.16.2 | 2.16.3 | 2.16.4 | 2.16.5 | 2.16.6 | 2.16.7 | 2.16.8 | 2.16.9 | 2.16.10 | 2.16.11 | 2.17 | 2.17.1 | 2.17.2 | 2.17.3 | 2.17.4 | 2.17.5 | 2.17.6 | 2.17.7 | 2.18 | 2.18:rc1 | 2.18:rc2 | 2.18:rc3 | 2.18.1 | 2.18.2 | 2.18.3 | 2.18.4 | 2.18.5 | 2.18.6 | 2.19 | 2.19.1 | 2.19.2 | 2.19.3 | 2.20 | 2.20:rc1 | 2.20:rc2 | 2.20.1 | 2.20.2 | 2.20.3 | 2.20.4 | 2.20.5 | 2.20.6 | 2.20.7 | 2.21 | 2.21.1 | 2.22 | 2.22:rc1 | 2.22.1 | 2.22.2 | 2.22.3 | 2.22.4 | 2.22.5 | 2.22.6 | 2.22.7 | 2.23 | 2.23.1 | 2.23.2 | 2.23.3 | 2.23.4 | 3.0 | 3.0:rc1 | 3.0.0 | 3.0.1 | 3.0.2 | 3.0.3 | 3.0.4 | 3.0.5 | 3.0.6 | 3.0.7 | 3.0.8 | 3.0.9 | 3.0.10 | 3.0.11 | 3.1.0 | 3.1.1 | 3.1.2 | 3.1.3 | 3.1.4 | 3.2 | 3.2:rc1 | 3.2:rc2 | 3.2.1 | 3.2.2 | 3.2.3 | 3.2.4 | 3.2.5 | 3.2.6 | 3.2.7 | 3.2.8 | 3.2.9 | 3.2.10 | 3.3 | 3.3.1 | 3.3.2 | 3.3.3 | 3.3.4 | 3.4 | 3.4:rc1 | 3.4.1 | 3.4.2 | 3.4.3 | 3.4.4 | 3.4.5 | 3.4.6 | 3.4.7 | 3.4.8 | 3.4.9 | 3.4.10 | 3.4.11 | 3.4.12 | 3.4.13 | 3.5 | 3.5.1 | 3.5.2 | 3.5.3 | 3.6 | 3.6:rc1 | 3.6.0 | 3.6.1 | 3.6.2 | 3.6.3 | 3.6.4 | 3.6.5 | 3.6.6 | 3.6.7 | 3.6.8 | 3.6.9 | 3.6.10 | 3.6.11 | 3.6.12 | 3.6.13 | 3.7 | 3.7.1 | 3.7.2 | 3.7.3 | 4.0 | 4.0:rc1 | 4.0:rc2 | 4.0.1 | 4.0.2 | 4.0.3 | 4.0.4 | 4.0.5 | 4.0.6 | 4.0.7 | 4.0.8 | 4.0.9 | 4.0.10 | 4.0.11 | 4.0.12 | 4.0.13 | 4.0.16 | 4.1 | 4.1.1 | 4.1.2 | 4.1.3 | 4.2 | 4.2:rc1 | 4.2:rc2 | 4.2.1 | 4.2.2 | 4.2.3 | 4.2.4 | 4.2.5 | 4.2.6 | 4.2.7 | 4.2.8 | 4.2.9 | 4.2.11 | 4.2.12 | 4.2.13 | 4.2.14 | 4.3 | 4.3.1 | 4.3.2 | 4.3.3 | 4.4 | 4.4:rc1 | 4.4:rc2 | 4.4.1 | 4.4.2 | 4.4.3 | 4.4.4 | 4.4.5 | 4.4.6 | 4.4.7 | 4.4.8 | 4.4.9 | 5.0

1 vendor · 1 product

References

9 links