High severity · published Dec 14, 2020
CVE-2020-8177
curl 7.20.0 through 7.70.0 is vulnerable to improper restriction of names for files and other resources that can lead too overwriting a local file when the -J flag is used
7.8
CVSS
1.3%
EPSS
No
On KEV
Description
curl 7.20.0 through 7.70.0 is vulnerable to improper restriction of names for files and other resources that can lead too overwriting a local file when the -J flag is used.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HT
https://github.com/curl/curl ·
curl 7.20.0 to and including 7.70.0 · source: vendor
CU
Curl · Haxx
7.20.0 through 7.70.0 · source: NVD
DL
Debian Linux · Debian
10.0 · source: NVD
MF
M10-1 Firmware · Fujitsu
before xcp2410; before xcp3110 · source: NVD
MF
M10-4 Firmware · Fujitsu
before xcp2410; before xcp3110 · source: NVD
MF
M10-4s Firmware · Fujitsu
before xcp2410; before xcp3110 · source: NVD
MF
M12-1 Firmware · Fujitsu
before xcp2410; before xcp3110 · source: NVD
MF
M12-2 Firmware · Fujitsu
before xcp2410; before xcp3110 · source: NVD
MF
M12-2s Firmware · Fujitsu
before xcp2410; before xcp3110 · source: NVD
SI
Sinec Infrastructure Network Services · Siemens
before 1.0.1.1 · source: NVD
UF
Universal Forwarder · Splunk
8.2.0 before 8.2.12; 9.0.0 before 9.0.6; 9.1.0 · source: NVD
SS
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5; V3.1.0 before V3.1.5 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8177
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8177
Patch
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
Vendor Advisory
https://curl.se/docs/CVE-2020-8177.html
Exploit
https://hackerone.com/reports/887462
Third Party Advisory
https://www.debian.org/security/2021/dsa-4881
Patch
https://www.oracle.com/security-alerts/cpujan2022.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-389290.html
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