CVE-2020-12885 describes an infinite loop vulnerability in the CoAP library of Arm Mbed OS 5.15.3. Specifically, the sn_coap_parser_options_parse_multiple_options() function can enter an endless loop if the heap memory calculation for parsing CoAP options results in zero bytes, preventing the loop from terminating and causing resource exhaustion. This vulnerability carries a CVSS score of 7.5 (HIGH) due to its network-based attack vector, low attack complexity, and high availability impact (denial of service). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.15.3CPE matchmatch criteria | cpe:2.3:o:arm:mbed_os:5.15.3:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.