What is CVE-2020-16116?A low-severity flaw in Ark, explained.

Low severity5 affected products
The short answer

CVE-2020-16116 is a low-severity flaw (CVSS 3.3) in Ark from Kde, published on 3 August 2020. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 1.7%. If you run an affected version, plan in the vendor’s fix.

Published 3 August 2020. Record last updated 7 November 2023. We keep this page's data up to date.

What it does

What is CVE-2020-16116? In plain terms.

An attacker has to be already on the device without logging in, but a person has to take an action first. If it works, the attacker can change some data.

The official description

In kerfuffle/jobs.cpp in KDE Ark before 20.08.0, a crafted archive can install files outside the extraction directory via ../ directory traversal.

What kind of flaw is it?

  • CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSS 3.1 scoreLow · 3.3

How an attack on it works

Read straight from its severity rating, translated out of the shorthand.

  • Where an attacker can beAlready on the device
  • How hard it is to pull offEasy: no special conditions
  • Login needed firstNo login needed
  • Does someone have to clickYes, a person has to take an action
  • What an attacker getsCan change some data

Severity vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Exploitation

Is CVE-2020-16116 being exploited? Not that we know of.

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 1.7%. That can change at any time, which is why we keep watching.

Known to be exploitedNoNot on the list of exploited flaws today
Chance of use in the next 30 days1.7%Its EPSS score, from the latest forecast

Timeline

  1. Published
  2. Record last updated
How Precursor Intelligence ranks it
20out of 100Low

CVE-2020-16116 scores 20. Action: Monitor.

We keep the score of every published flaw up to date as the evidence changes. Four things go into the score, and evidence that criminals are actually using it counts most. In order:

  • Evidence it is being exploitedBiggest factor
  • How severe it isStrong factor
  • How widely exposed it isSmaller factor
  • Threat activity around itSmaller factor

85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score.

When CVE-2020-16116 matches software you track, it lands in your list with its score and the reasons behind it.

See your own ranked list →
Affected products

Who is affected by CVE-2020-16116? 5 products.

The published record lists 5 products from 5 vendors. Versions are shown as published: "before 20.08.0" means every version up to, but not including, 20.08.0. If you run one of these, check your version, then go to the fix below.

Remediation

How do I fix CVE-2020-16116? Four steps.

  1. Check whether you run itCompare your versions with the affected products above. Not sure what you run? Precursor Intelligence can work it out from your public website, or you can pick it from a list.
  2. Apply the vendor’s fixInstall the update named in the vendor’s advisory. We’ve put the advisories and patch notes first in the list.
  3. If you can’t patch todayFollow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
  4. Keep an eye on itTrack the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood.

References

10 links
Precursor Intelligence

Does CVE-2020-16116 affect you? We'll keep checking.

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  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
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FAQ

Common questions, answered plainly.

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CVE-2020-16116 is a low-severity flaw in Ark from Kde, published on 3 August 2020. An attacker has to be already on the device without logging in, but a person has to take an action first. If it works, the attacker can change some data.

It scores 3.3 out of 10 on the CVSS severity scale, which is low. Our risk score for CVE-2020-16116 is 20 out of 100, which is Low. Its action is "Monitor". No sign of exploitation and a low forecast. Patch it in your normal update cycle.

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 1.7%. That can change at any time, which is why we keep watching.

For Ark from Kde: before 20.08.0. The record lists 5 products in all, each with its versions, under "Who is affected" on this page.

Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet.