Integer overflow in Mozilla Network Security Services (NSS) 3.15 before 3.15.3 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a large size value.
Conclusion & alert: CVE-2013-1741 is rated Moderate Risk (61.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.89%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-06-18 | 3.82% | 3.89% | +0.07% |
| 2 | 2026-06-15 | 2.60% | 3.82% | +1.22% |
| 3 | 2025-04-22 | — | 2.60% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2013-1741 not yet assigned priority: Debian including 1 source packages (nss), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2013-1741 |
gentoo
|
normal | CVE-2013-1741: 2 GLSA(s) (201406-19, 201504-01), 8 atom(s) (dev-libs/nspr, dev-libs/nss, …); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-1741 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2013-1741 |
suse
|
medium | CVE-2013-1741 severity moderate: SUSE including 52 source package names (libfreebl3, libfreebl3-3.15.3-0.3.1, …), 161 product×package rows across 31 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Desktop 11 SP2, … (31 product lines)): Fixed 100, Known Not Affected 61. | https://www.suse.com/security/cve/CVE-2013-1741/ |
ubuntu
|
medium | CVE-2013-1741 medium priority: Ubuntu including 3 source packages (firefox, nss, thunderbird), 18 status rows across 6 suites (lucid, precise, quantal, raring, saucy, upstream): released 16, ignored 2. | https://ubuntu.com/security/CVE-2013-1741 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mozilla | network_security_services | 3.15 | cpe:2.3:a:mozilla:network_security_services:3.15:*:*:*:*:*:*:* |
| mozilla | network_security_services | 3.15.1 | cpe:2.3:a:mozilla:network_security_services:3.15.1:*:*:*:*:*:*:* |
| mozilla | network_security_services | 3.15.2 | cpe:2.3:a:mozilla:network_security_services:3.15.2:*:*:*:*:*:*:* |