CVE-2013-1721

Integer overflow in the drawLineLoop function in the libGLESv2 library in Almost Native Graphics Layer Engine (ANGLE), as used in Mozilla Firefox before 24.0 and SeaMonkey before 2.21, allows remote attackers to execute arbitrary code via a crafted web site.

Published: 2013-09-18 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2013-1721 is rated High Risk (72.2/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 4.36%). EPSS rose +3.47% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2013-1721

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.89% 4.36% +3.47%
2 2026-03-22 0.64% 0.89% +0.25%
3 2025-07-09 — 0.64% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-1721

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2013-1721

OS Trackers for CVE-2013-1721

vendor priority summary link
redhat critical — https://access.redhat.com/security/cve/CVE-2013-1721
suse high CVE-2013-1721 severity important: SUSE including 44 source package names (MozillaFirefox-140.2.0-160000.1.2, MozillaFirefox-31.1.0esr-1.20, …), 60 product×package rows across 24 product lines (SUSE Linux Enterprise Desktop 12, SUSE Linux Enterprise Desktop 12 SP1, … (24 product lines)): Fixed 60. https://www.suse.com/security/cve/CVE-2013-1721/
ubuntu medium CVE-2013-1721 medium priority: Ubuntu including 2 source packages (firefox, thunderbird), 10 status rows across 5 suites (lucid, precise, quantal, raring, upstream): released 8, ignored 2. https://ubuntu.com/security/CVE-2013-1721

Affected software / configurations for CVE-2013-1721

Vendor Product Version Raw CPE
mozilla seamonkey <= 2.20 cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:*:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_2:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_3:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:beta_1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:beta_2:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:rc1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:rc2:*:*:*:*:*:*
mozilla seamonkey 2.0.1 cpe:2.3:a:mozilla:seamonkey:2.0.1:*:*:*:*:*:*:*
mozilla seamonkey 2.0.2 cpe:2.3:a:mozilla:seamonkey:2.0.2:*:*:*:*:*:*:*
mozilla seamonkey 2.0.3 cpe:2.3:a:mozilla:seamonkey:2.0.3:*:*:*:*:*:*:*
mozilla seamonkey 2.0.4 cpe:2.3:a:mozilla:seamonkey:2.0.4:*:*:*:*:*:*:*
mozilla seamonkey 2.0.5 cpe:2.3:a:mozilla:seamonkey:2.0.5:*:*:*:*:*:*:*
mozilla seamonkey 2.0.6 cpe:2.3:a:mozilla:seamonkey:2.0.6:*:*:*:*:*:*:*
mozilla seamonkey 2.0.7 cpe:2.3:a:mozilla:seamonkey:2.0.7:*:*:*:*:*:*:*
mozilla seamonkey 2.0.8 cpe:2.3:a:mozilla:seamonkey:2.0.8:*:*:*:*:*:*:*
mozilla seamonkey 2.0.9 cpe:2.3:a:mozilla:seamonkey:2.0.9:*:*:*:*:*:*:*
mozilla seamonkey 2.0.10 cpe:2.3:a:mozilla:seamonkey:2.0.10:*:*:*:*:*:*:*
mozilla seamonkey 2.0.11 cpe:2.3:a:mozilla:seamonkey:2.0.11:*:*:*:*:*:*:*
mozilla seamonkey 2.0.12 cpe:2.3:a:mozilla:seamonkey:2.0.12:*:*:*:*:*:*:*
mozilla seamonkey 2.0.13 cpe:2.3:a:mozilla:seamonkey:2.0.13:*:*:*:*:*:*:*
mozilla seamonkey 2.0.14 cpe:2.3:a:mozilla:seamonkey:2.0.14:*:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:*:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:alpha1:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:alpha2:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:alpha3:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:beta1:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:beta2:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:beta3:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:rc1:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:rc2:*:*:*:*:*:*
mozilla seamonkey 2.10 cpe:2.3:a:mozilla:seamonkey:2.10:*:*:*:*:*:*:*
mozilla seamonkey 2.10 cpe:2.3:a:mozilla:seamonkey:2.10:beta1:*:*:*:*:*:*
mozilla seamonkey 2.10 cpe:2.3:a:mozilla:seamonkey:2.10:beta2:*:*:*:*:*:*
mozilla seamonkey 2.10 cpe:2.3:a:mozilla:seamonkey:2.10:beta3:*:*:*:*:*:*
mozilla seamonkey 2.10.1 cpe:2.3:a:mozilla:seamonkey:2.10.1:*:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:*:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:beta1:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:beta2:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:beta3:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:beta4:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:beta5:*:*:*:*:*:*
mozilla seamonkey 2.11 cpe:2.3:a:mozilla:seamonkey:2.11:beta6:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:*:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:beta1:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:beta2:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:beta3:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:beta4:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:beta5:*:*:*:*:*:*
mozilla seamonkey 2.12 cpe:2.3:a:mozilla:seamonkey:2.12:beta6:*:*:*:*:*:*
mozilla seamonkey 2.12.1 cpe:2.3:a:mozilla:seamonkey:2.12.1:*:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:*:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:beta1:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:beta2:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:beta3:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:beta4:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:beta5:*:*:*:*:*:*
mozilla seamonkey 2.13 cpe:2.3:a:mozilla:seamonkey:2.13:beta6:*:*:*:*:*:*
mozilla seamonkey 2.13.1 cpe:2.3:a:mozilla:seamonkey:2.13.1:*:*:*:*:*:*:*
mozilla seamonkey 2.13.2 cpe:2.3:a:mozilla:seamonkey:2.13.2:*:*:*:*:*:*:*
mozilla seamonkey 2.14 cpe:2.3:a:mozilla:seamonkey:2.14:*:*:*:*:*:*:*
mozilla seamonkey 2.14 cpe:2.3:a:mozilla:seamonkey:2.14:beta1:*:*:*:*:*:*
mozilla seamonkey 2.14 cpe:2.3:a:mozilla:seamonkey:2.14:beta2:*:*:*:*:*:*
mozilla seamonkey 2.14 cpe:2.3:a:mozilla:seamonkey:2.14:beta3:*:*:*:*:*:*
mozilla seamonkey 2.14 cpe:2.3:a:mozilla:seamonkey:2.14:beta4:*:*:*:*:*:*
mozilla seamonkey 2.14 cpe:2.3:a:mozilla:seamonkey:2.14:beta5:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:*:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:beta1:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:beta2:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:beta3:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:beta4:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:beta5:*:*:*:*:*:*
mozilla seamonkey 2.15 cpe:2.3:a:mozilla:seamonkey:2.15:beta6:*:*:*:*:*:*
mozilla seamonkey 2.15.1 cpe:2.3:a:mozilla:seamonkey:2.15.1:*:*:*:*:*:*:*
mozilla seamonkey 2.15.2 cpe:2.3:a:mozilla:seamonkey:2.15.2:*:*:*:*:*:*:*
mozilla seamonkey 2.16 cpe:2.3:a:mozilla:seamonkey:2.16:*:*:*:*:*:*:*
mozilla seamonkey 2.16 cpe:2.3:a:mozilla:seamonkey:2.16:beta1:*:*:*:*:*:*
mozilla seamonkey 2.16 cpe:2.3:a:mozilla:seamonkey:2.16:beta2:*:*:*:*:*:*
mozilla seamonkey 2.16 cpe:2.3:a:mozilla:seamonkey:2.16:beta3:*:*:*:*:*:*

References for CVE-2013-1721

cvelogic Threat Intelligence