CVE-2015-0235
What it is
Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and other 2.x versions before 2.18, allows context-dependent attackers to execute arbitrary code via vectors related to the (1) gethostbyname or (2) gethostbyname2 function, aka "GHOST."
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 94.6% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- 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: 94.6% in the next 30 days (EPSS).
- Severity: 10.0 HIGH (CVSS).
- Fix: a patch or advisory is linked.
- It meets the bar for Drop everything: critical, and exploited or very likely to be.
Details
- Published
- Last modified
- Exploit probability
- 94.6% · EPSS, next 30 days
- Weakness
- CWE-787 · Out-of-bounds write
- Record status
- Modified
Affected
- Gnu Glibc < 2.18
- Oracle Communications Application Session Controller < 3.7.1
- Oracle Communications Eagle Application Processor 16.0
- Oracle Communications Eagle Lnp Application Processor 10.0
- Oracle Communications Lsms 13.1
- Oracle Communications Policy Management 9.7.3
- Oracle Communications Policy Management 9.9.1
- Oracle Communications Policy Management 10.4.1
Attack profile CVSS 2.0 · 10.0
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
Raw vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
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-2015-0235.md and follow it. Check whether this project is affected by CVE-2015-0235. 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.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
References
- http://blogs.sophos.com/2015/01/29/sophos-products-and-the-ghost-vulnerability-affecting-linux/
- http://linux.oracle.com/errata/ELSA-2015-0090.html
- http://linux.oracle.com/errata/ELSA-2015-0092.html
- http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
- http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
- http://marc.info/?l=bugtraq&m=142296726407499&w=2
- http://marc.info/?l=bugtraq&m=142721102728110&w=2
- http://marc.info/?l=bugtraq&m=142722450701342&w=2
- http://marc.info/?l=bugtraq&m=142781412222323&w=2
- http://marc.info/?l=bugtraq&m=143145428124857&w=2
- http://packetstormsecurity.com/files/130171/Exim-ESMTP-GHOST-Denial-Of-Service.html
- http://packetstormsecurity.com/files/130768/EMC-Secure-Remote-Services-GHOST-SQL-Injection-Command-Injection.html
- http://packetstormsecurity.com/files/130974/Exim-GHOST-glibc-gethostbyname-Buffer-Overflow.html
- http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
- http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html
- http://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Hardcoded-Backdoor.html
- http://rhn.redhat.com/errata/RHSA-2015-0126.html
- http://seclists.org/fulldisclosure/2015/Jan/111
- http://seclists.org/fulldisclosure/2019/Jun/18
- http://seclists.org/fulldisclosure/2021/Sep/0
- http://seclists.org/fulldisclosure/2022/Jun/36
- http://seclists.org/oss-sec/2015/q1/269
- http://seclists.org/oss-sec/2015/q1/274
- http://secunia.com/advisories/62517