9.3

CVE-2015-4496: mozilla firefox Numeric Errors

Modified
AliasesUBUNTU-CVE-2015-4496
Published 16-08-2015Last modified 06-08-2024

Vulnerability summary

CVE-2015-4496 is a high (CVSS 9.3) Numeric Errors vulnerability in mozilla firefox. EPSS estimates a 4.02% chance of exploitation in the next 30 days, higher than 90.5% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 9.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
9.3/10
010
High · v2.0 (NVD)
EPSS score
4.02%
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

Advisory lineage

Upstream 0 · Downstream 2
MGASA-2015-0342RHSA-2015:0988

Timeline

  1. 16-08-2015
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Multiple integer overflows in libstagefright in Mozilla Firefox before 38.0 allow remote attackers to execute arbitrary code via crafted sample metadata in an MPEG-4 video file, a related issue to CVE-2015-1538.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

4.02%

Chance of exploitation in the next 30 days

Percentile

91%

Versus all other CVEs

30-day change

No change 0.00 pp

From 4.02% 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

Affected systems

Version check

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

Mozilla1 product
Oracle1 product
Ubuntu1 product
  • firefox< 40.0+build4-0ubuntu0.14.04.4

3 vendors · 3 products

References

7 links