Vulnerability Details : CVE-2020-17487
radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.
Vulnerability category: Memory Corruption
Products affected by CVE-2020-17487
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:a:radare:radare2:4.5.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-17487
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 62 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-17487
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2020-17487
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/45SGGCWFIIV7N2X2QZRREHOW7ODT3IH7/
[SECURITY] Fedora 32 Update: radare2-5.1.1-1.fc32 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJET3RR6W7LAK4H6VPTMAZS24W7XYHRZ/
[SECURITY] Fedora 33 Update: radare2-5.1.1-1.fc33 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
https://github.com/radareorg/radare2/issues/17431
[PE] Segmentation fault by opening a binary (Bug in Pe32_bin_pe_compute_authentihash) · Issue #17431 · radareorg/radare2 · GitHubExploit;Third Party Advisory
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