Vulnerability Details : CVE-2022-40281
An issue was discovered in Samsung TizenRT through 3.0_GBM (and 3.1_PRE). cyassl_connect_step2 in curl/vtls/cyassl.c has a missing X509_free after SSL_get_peer_certificate, leading to information disclosure.
Vulnerability category: Information leak
Products affected by CVE-2022-40281
- cpe:2.3:o:samsung:tizenrt:3.0:gbm:*:*:*:*:*:*
- cpe:2.3:o:samsung:tizenrt:2.0:-:*:*:*:*:*:*
- cpe:2.3:o:samsung:tizenrt:1.1:-:*:*:*:*:*:*
- cpe:2.3:o:samsung:tizenrt:1.0:m1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-40281
0.64%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-40281
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2022-40281
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-40281
-
https://www.openssl.org/docs/man1.1.1/man3/SSL_get_peer_certificate.html
/docs/man1.1.1/man3/SSL_get_peer_certificate.htmlThird Party Advisory
-
https://github.com/Samsung/TizenRT/issues/5626
Security: Privacy leakage in function cyassl_connect_step2() · Issue #5626 · Samsung/TizenRT · GitHubIssue Tracking;Third Party Advisory
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https://github.com/Samsung/TizenRT/blob/f8f776dd183246ad8890422c1ee5e8f33ab2aaaf/external/curl/vtls/cyassl.c#L545
TizenRT/cyassl.c at f8f776dd183246ad8890422c1ee5e8f33ab2aaaf · Samsung/TizenRT · GitHubThird Party Advisory
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