Strix
26.1K

CVE-2018-0735

MEDIUMCVSS 5.9/10EPSS 4.76%

Last modified

CVE-2018-0735 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. EPSS estimates a 4.76% chance of exploitation in the next 30 days.

Description

The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.1.1a (Affected 1.1.1).

Metrics

CVSS 3.1
5.9/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
4.76%

90.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpensslOpenssl>= 1.1.0, <= 1.1.0i
OpensslOpenssl1.1.1
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux18.04
CanonicalUbuntu Linux18.10
DebianDebian Linux8.0
DebianDebian Linux9.0
NodejsNode.Js>= 10.0.0, < 10.12.0
NodejsNode.Js>= 11.0.0, < 11.3.0
NodejsNode.Js10.13.0
NetappCn1610 FirmwareAll versions
NetappCloud BackupAll versions
NetappElement SoftwareAll versions
NetappOncommand Unified ManagerAll versions
NetappOncommand Unified Manager>= 9.4
NetappSantricity Smi-S ProviderAll versions
NetappSmi-S ProviderAll versions
NetappSnapdriveAll versions
NetappSteelstoreAll versions
OracleApi Gateway11.1.2.4.0
OracleApplication Server0.9.8
OracleApplication Server1.0.0
OracleApplication Server1.0.1
OracleEnterprise Manager Base Platform12.1.0.5.0
OracleEnterprise Manager Base Platform13.2.0.0.0
OracleEnterprise Manager Base Platform13.3.0.0.0
OracleEnterprise Manager Ops Center12.3.3
OracleMysql<= 5.6.42
OracleMysql>= 5.7.0, <= 5.7.24
OracleMysql>= 8.0.0, <= 8.0.13
OraclePeoplesoft Enterprise Peopletools8.55
OraclePeoplesoft Enterprise Peopletools8.56
OraclePeoplesoft Enterprise Peopletools8.57
OraclePrimavera P6 Enterprise Project Portfolio Management>= 17.7, <= 17.12
OraclePrimavera P6 Enterprise Project Portfolio Management8.4
OraclePrimavera P6 Enterprise Project Portfolio Management15.1
OraclePrimavera P6 Enterprise Project Portfolio Management15.2
OraclePrimavera P6 Enterprise Project Portfolio Management16.1
OraclePrimavera P6 Enterprise Project Portfolio Management16.2
OraclePrimavera P6 Enterprise Project Portfolio Management18.8
OracleSecure Global Desktop5.4
OracleTuxedo12.1.1.0.0
OracleVm Virtualbox< 6.0.0
OracleVm Virtualbox>= 5.0.0, < 5.2.24

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-0735?
The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.1.1a (Affected 1.1.1).
How severe is CVE-2018-0735?
CVE-2018-0735 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 4.76% probability of exploitation in the next 30 days.
How do I fix CVE-2018-0735?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0735?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST