VulnerabilityModified
CVE-2020-3927
An arbitrary-file-access vulnerability exists in ServiSign security plugin, as long as the attackers learn the specific API function, they may access arbitrary files on target system via crafted API parameter.
HIGH 7.5EPSS 1.21%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An arbitrary-file-access vulnerability exists in ServiSign security plugin, as long as the attackers learn the specific API function, they may access arbitrary files on target system via crafted API parameter.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 1.21% probability · 67th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-552
- Affected
- changingtec/servisign
- Source
- twcert@cert.org.tw
References
- https://tvn.twcert.org.tw/taiwanvn/TVN-201910007Third Party Advisory
- https://www.chtsecurity.com/news/1179d48b-7609-4f67-9d7e-3bac2979c6ceThird Party Advisory
- https://tvn.twcert.org.tw/taiwanvn/TVN-201910007Third Party Advisory
- https://www.chtsecurity.com/news/1179d48b-7609-4f67-9d7e-3bac2979c6ceThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.