CVE-2017-7502
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
Null pointer dereference vulnerability in NSS since 3.24.0 was found when server receives empty SSLv2 messages resulting into denial of service by remote attacker.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2:3.26.2-1.1 |
| debian | bullseye | fixed | 2:3.26.2-1.1 |
| debian | forky | fixed | 2:3.26.2-1.1 |
| debian | sid | fixed | 2:3.26.2-1.1 |
| debian | trixie | fixed | 2:3.26.2-1.1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mozilla | network_security_services | 3.24.0 | |
| mozilla | network_security_services | 3.25.0 | |
| mozilla | network_security_services | 3.25.1 | |
| mozilla | network_security_services | 3.26.0 | |
| mozilla | network_security_services | 3.26.2 | |
| mozilla | network_security_services | 3.27.0 | |
| mozilla | network_security_services | 3.27.1 | |
| mozilla | network_security_services | 3.27.2 | |
| mozilla | network_security_services | 3.28.0 | |
| mozilla | network_security_services | 3.28.1 | |
| mozilla | network_security_services | 3.28.2 | |
| mozilla | network_security_services | 3.28.3 | |
| mozilla | network_security_services | 3.29.0 | |
| mozilla | network_security_services | 3.29.1 | |
| mozilla | network_security_services | 3.29.2 | |
| mozilla | network_security_services | 3.29.3 | |
| mozilla | network_security_services | 3.30.0 | |
| mozilla | network_security_services | 3.30.1 | |
References
- http://www.debian.org/security/2017/dsa-3872
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.securityfocus.com/bid/98744
- http://www.securitytracker.com/id/1038579
- https://access.redhat.com/errata/RHSA-2017:1364
- https://access.redhat.com/errata/RHSA-2017:1365
- https://access.redhat.com/errata/RHSA-2017:1567
- https://access.redhat.com/errata/RHSA-2017:1712
- https://hg.mozilla.org/projects/nss/rev/55ea60effd0d
- https://www.suse.com/security/cve/CVE-2017-7502.html
- https://security-tracker.debian.org/tracker/CVE-2017-7502
CWEs
CWE-476
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.