CVE-2021-27382: siemens solid_edge_se2020_firmware Stack-based Buffer Overflow
Vulnerability summary
CVE-2021-27382 is a high (CVSS 7.8) Stack-based Buffer Overflow vulnerability in siemens solid_edge_se2020_firmware. EPSS estimates a 2.30% chance of exploitation in the next 30 days, higher than 83% of scored vulnerabilities.
Timeline
- 22-04-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
A vulnerability has been identified in Solid Edge SE2020 (All versions < SE2020MP13), Solid Edge SE2020 (All versions < SE2020MP14), Solid Edge SE2021 (All Versions < SE2021MP4). Affected applications lack proper validation of user-supplied data when parsing of PAR files. This could result in a stack based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13040)
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
2.30%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.30% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Siemens2 products
- solid_edge_se2020_firmwareAll versions < SE2020MP13 | All versions < SE2020MP14 | ≤ se2020mp13
- solid_edge_se2021_firmwareAll Versions < SE2021MP4 | < se2021mp14
1 vendor · 2 products
References
3 links
us-cert.cisa.gov/ics/advisories/icsa-21-103-06X Refsource CONFIRMThird Party AdvisoryUS Government Resource