CVE-2020-0813
CVE-2020-0813 is a high-severity vulnerability in Microsoft Chakracore with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 5% (92nd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Chakracore
- Published:
- Last modified:
Description
An information disclosure vulnerability exists when Chakra improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user’s computer or data.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory., aka 'Scripting Engine Information Disclosure Vulnerability'.
Frequently asked questions
- What is CVE-2020-0813?
- An information disclosure vulnerability exists when Chakra improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user’s computer or data.To exploit the vulnerability, an attacker must know the memory address of where the object was created.The update addresses the vulnerability by changing the way certain functions handle objects in memory., aka 'Scripting Engine Information Disclosure Vulnerability'.
- How severe is CVE-2020-0813?
- CVE-2020-0813 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-0813 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-0813?
- CVE-2020-0813 primarily affects Microsoft Chakracore. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-0813?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-0813 published?
- CVE-2020-0813 was published on 2020-03-12 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:microsoft:chakracore:-:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Chakracore
- CVE-2018-8500 — Critical (CVSS 9.8): A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory,…
- CVE-2017-11767 — Critical (CVSS 9.8): ChakraCore allows an attacker to gain the same user rights as the current user, due to the way that the ChakraCore…
- CVE-2017-8658 — Critical (CVSS 9.8): A remote code execution vulnerability exists in the way that the Chakra JavaScript engine renders when handling objects…
- CVE-2020-1555 — High (CVSS 8.8): A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in…
- CVE-2020-1073 — High (CVSS 8.1): A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory,…
- CVE-2019-0649 — High (CVSS 8.1): A vulnerability exists in Microsoft Chakra JIT server, aka 'Scripting Engine Elevation of Privileged Vulnerability'.