CVE-2015-8702
What it is
The DNS::GetResult function in dns.cpp in InspIRCd before 2.0.19 allows remote DNS servers to cause a denial of service (netsplit) via an invalid character in a PTR response, as demonstrated by a "\032" (whitespace) character in a hostname.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 2.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.3% in the next 30 days (EPSS).
- Severity: 8.6 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.3% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Modified
Affected
- Debian Linux 7.0
- Debian Linux 8.0
- Inspircd ≤ 2.0.18
Attack profile CVSS 3.0 · 8.6
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-8702.md and follow it. Check whether this project is affected by CVE-2015-8702. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.debian.org/security/2016/dsa-3527
- http://www.inspircd.org/2015/04/16/v2019-released.html
- https://github.com/inspircd/inspircd/commit/6058483d9fbc1b904d5ae7cfea47bfcde5c5b559
- http://www.debian.org/security/2016/dsa-3527
- http://www.inspircd.org/2015/04/16/v2019-released.html
- https://github.com/inspircd/inspircd/commit/6058483d9fbc1b904d5ae7cfea47bfcde5c5b559
References
- http://www.debian.org/security/2016/dsa-3527
- http://www.inspircd.org/2015/04/16/v2019-released.html
- https://github.com/inspircd/inspircd/commit/6058483d9fbc1b904d5ae7cfea47bfcde5c5b559
- https://github.com/inspircd/inspircd/issues/1033
- https://security.gentoo.org/glsa/201512-13
- http://www.debian.org/security/2016/dsa-3527
- http://www.inspircd.org/2015/04/16/v2019-released.html
- https://github.com/inspircd/inspircd/commit/6058483d9fbc1b904d5ae7cfea47bfcde5c5b559
- https://github.com/inspircd/inspircd/issues/1033
- https://security.gentoo.org/glsa/201512-13