CVE-2023-35862
MEDIUMCVSS 6.5/10EPSS 0.76%
Last modified
CVE-2023-35862 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. libcoap 4.3.1 contains a buffer over-read via the function coap_parse_oscore_conf_mem at coap_oscore.c.. EPSS estimates a 0.76% chance of exploitation in the next 30 days.
Description
libcoap 4.3.1 contains a buffer over-read via the function coap_parse_oscore_conf_mem at coap_oscore.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Libcoap | Libcoap | 4.3.1 |
References
- https://github.com/obgm/libcoap/issues/1117Exploit, Issue Tracking, Third Party Advisory
- https://github.com/obgm/libcoap/issues/1117Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-35862?
libcoap 4.3.1 contains a buffer over-read via the function coap_parse_oscore_conf_mem at coap_oscore.c.
How severe is CVE-2023-35862?
CVE-2023-35862 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.
How do I fix CVE-2023-35862?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2023
- CVE-2023-35857In Siren Investigate before 13.2.2, session keys remain acti…9.8
- CVE-2023-35858XPath Injection vulnerabilities in the blog and RSS function…5.3
- CVE-2023-35859A Reflected Cross-Site Scripting (XSS) vulnerability in the …6.1
- CVE-2023-3586Mattermost fails to disable public Boards after the "Enable …5.4
- CVE-2023-35860A Directory Traversal vulnerability in Modern Campus - Omni …5.3
- CVE-2023-35861A shell-injection vulnerability in email notifications on Su…9.8
- CVE-2023-35863In MADEFORNET HTTP Debugger through 9.12, the Windows servic…5.3
- CVE-2023-35866In KeePassXC through 2.7.5, a local attacker can make change…5.5
- CVE-2023-35867An improper handling of a malformed API answer packets to AP…5.9
- CVE-2023-3587Mattermost fails to properly show information in the UI, all…2.7
- CVE-2023-35870When creating a journal entry template in SAP S/4HANA (Manag…7.3
- CVE-2023-35871The SAP Web Dispatcher - versions WEBDISP 7.53, WEBDISP 7.54…9.4
Are you affected by CVE-2023-35862?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST