Siemens Solid Edge SE2020/Solid Edge SE2021 PAR File Parser out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.6 | $0-$5k | 0.00 |
A vulnerability has been found in Siemens Solid Edge SE2020 and Solid Edge SE2021 (the affected version is unknown) and classified as critical. Affected by this vulnerability is an unknown code of the component PAR File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was released 03/16/2021 as ssa-715184. The advisory is shared at cert-portal.siemens.com. This vulnerability is known as CVE-2021-27380. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/01/2021).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.6VulDB Meta Temp Score: 6.6
VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
ATT&CK: Unknown
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
02/18/2021 🔍03/16/2021 🔍
03/16/2021 🔍
04/01/2021 🔍
Sources
Vendor: siemens.comAdvisory: ssa-715184
Status: Confirmed
CVE: CVE-2021-27380 (🔍)
Entry
Created: 03/16/2021 10:57Updated: 04/01/2021 19:20
Changes: 03/16/2021 10:57 (36), 04/01/2021 19:14 (2), 04/01/2021 19:20 (18)
Complete: 🔍
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