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CVE-2020-10193: ESET Archive Support Module before 1294 allows virus-detection bypass via crafted RAR Compression Information

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HIGH 7.5REMOTEUPGRADEUPGRADEUPGRADE

CVE-2020-10193 is a high-severity flaw (CVSS 7.5) affecting cyber security, internet security, mobile security. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ESET Archive Support Module before 1294 allows virus-detection bypass via crafted RAR Compression Information in an archive. This affects versions before 1294 of Smart Security Premium, Internet Security, NOD32 Antivirus, Cyber Security Pro (macOS), Cyber Security (macOS), Mobile Security for Android, Smart TV Security, and NOD32 Antivirus 4 for Linux Desktop.

Why this priority

  • High severity
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.5 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance1.4% (top 28%)
CISA exploited listNo
WeaknessCWE-436
Published2020-03-06
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: eset

Share: LinkedIn · X · Reddit

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

eset cyber security UPGRADE
Affected: < 1294
Fixed in: 1294
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy cyber-security || rpm -q cyber-security || cyber-security --version
2. UPGRADE to 1294 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade cyber-security
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade cyber-security
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
eset internet security UPGRADE
Affected: < 1294
Fixed in: 1294
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy internet-security || rpm -q internet-security || internet-security --version
2. UPGRADE to 1294 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade internet-security
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade internet-security
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
eset mobile security UPGRADE
Affected: < 1294
Fixed in: 1294
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy mobile-security || rpm -q mobile-security || mobile-security --version
2. UPGRADE to 1294 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade mobile-security
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade mobile-security
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
eset mobile security DOWNGRADE
Affected: 1294
Fixed in: no fixed release known
Safe to downgrade to: a release before 1294
1. Check installed version
apt-cache policy mobile-security || rpm -q mobile-security || mobile-security --version
2. No fixed release: DOWNGRADE to a release before 1294 (Debian / Ubuntu)
apt-cache madison mobile-security sudo apt install mobile-security=<VERSION_BEFORE_1294> sudo apt-mark hold mobile-security
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list mobile-security sudo dnf downgrade mobile-security-<VERSION_BEFORE_1294> sudo dnf versionlock add mobile-security
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
eset nod32 antivirus UPGRADE
Affected: < 4
Fixed in: 4
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy nod32-antivirus || rpm -q nod32-antivirus || nod32-antivirus --version
2. UPGRADE to 4 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade nod32-antivirus
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade nod32-antivirus
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
eset nod32 antivirus UPGRADE
Affected: < 1294
Fixed in: 1294
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy nod32-antivirus || rpm -q nod32-antivirus || nod32-antivirus --version
2. UPGRADE to 1294 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade nod32-antivirus
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade nod32-antivirus
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-10193?

cyber security: upgrade to 1294; internet security: upgrade to 1294; mobile security: upgrade to 1294. Exact commands for each OS are on this page.

Is CVE-2020-10193 being exploited?

CVE-2020-10193 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-10193 affect?

CVE-2020-10193 affects cyber security, internet security, mobile security. Severity is high (CVSS 7.5). ESET Archive Support Module before 1294 allows virus-detection bypass via crafted RAR Compression Information in an archive. This affects versions before 1294 of Smart Security Premium, Internet Security, NOD32 Antivirus, Cyber Security Pro

How urgent is CVE-2020-10193?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

Software pages

Android vulnerabilities · macOS vulnerabilities · ESET vulnerabilities

Related CVEs

References

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